Mathematics Past Questions and Answers

Solve \(x^2 - x - 2 = 0\).

A bag contains 4 white balls and 6 red balls. Two balls are taken from the bag without replacement. What is the probability that they are both white?

Calculate 11024\(_5\) - 3220\(_5\).

If S = [x: x\(^2\) - 16, x < 2], then S is equal to

If \(a*b = +\sqrt{ab}\), evaluate \(3*(81*9)\)